diff options
Diffstat (limited to 'api.c')
| -rw-r--r-- | api.c | 46 |
1 files changed, 25 insertions, 21 deletions
@@ -38,7 +38,7 @@ size_t api_string_writefunc(void* ptr, size_t size, size_t nmemb, String* hStrin } String* api_curl_data(char* url, char* post_field) { - String* pString = api_string_init(); + String* pString = string_init(); if (pString == NULL) return NULL; CURL* curl = curl_easy_init(); @@ -89,7 +89,7 @@ double* iex_get_price(const char* ticker_name_string) { sprintf(iex_api_string, "https://api.iextrading.com/1.0/stock/%s/quote", ticker_name_string); String* pString = api_curl_data(iex_api_string, NULL); if (strcmp(pString->data, "Unknown symbol") == 0) { //Invalid symbol - api_string_destroy(&pString); + string_destroy(&pString); return NULL; } Json* jobj = json_tokener_parse(pString->data); @@ -102,7 +102,7 @@ double* iex_get_price(const char* ticker_name_string) { const char* close_price_string = json_object_to_json_string(json_object_object_get(jobj, "previousClose")); ret[0] = strtod(price_string, NULL); //Intraday current price ret[1] = strtod(close_price_string, NULL); //Previous day's close price - api_string_destroy(&pString); + string_destroy(&pString); json_object_put(jobj); return ret; } @@ -122,7 +122,7 @@ double* morningstar_get_price(const char* ticker_name_string) { ticker_name_string, yesterday_char, today_char); String* pString = api_curl_data(morningstar_api_string, NULL); if (strcmp("null", pString->data) == 0) { //Invalid symbol - api_string_destroy(&pString); + string_destroy(&pString); return NULL; } Json* jobj = json_tokener_parse(pString->data); @@ -141,7 +141,7 @@ double* morningstar_get_price(const char* ticker_name_string) { price = json_object_to_json_string(yesterday); ret[1] = strtod(price, NULL); //Close price before last close price json_object_put(jobj); - api_string_destroy(&pString); + string_destroy(&pString); return ret; } @@ -150,7 +150,7 @@ double* coinmarketcap_get_price(const char* ticker_name_string) { sprintf(coinmarketcap_api_string, "https://api.coinmarketcap.com/v1/ticker/%s", ticker_name_string); String* pString = api_curl_data(coinmarketcap_api_string, NULL); if (pString->data[0] == '{') { //Invalid symbol - api_string_destroy(&pString); + string_destroy(&pString); return NULL; } Json* jobj = json_tokener_parse(pString->data); @@ -166,7 +166,7 @@ double* coinmarketcap_get_price(const char* ticker_name_string) { } ret[0] = strtod(price, NULL); //Current real-time price ret[1] = ret[0] - ((strtod(change_1d, NULL) / 100) * ret[0]); //Price 24 hours earlier - api_string_destroy(&pString); + string_destroy(&pString); json_object_put(jobj); return ret; } @@ -190,7 +190,7 @@ void news_print_top_three(const char* ticker_name_string) { mktime(ts); strftime(yearchar, 16, "%Y-%m-%d", ts); sprintf(news_api_string, - "https://newsapi.org/v2/everything?sortBy=relevancy&pageSize=3&language=en&apiKey=1163c352d041460381f0a8273e60a9d1&from=%s&q=%s", + "https://newsapi.org/v2/everything?sortBy=popularity&pageSize=3&language=en&apiKey=1163c352d041460381f0a8273e60a9d1&from=%s&q=%s", yearchar, url_encoded_string); free(url_encoded_string); String* pString = api_curl_data(news_api_string, NULL); @@ -199,7 +199,7 @@ void news_print_top_three(const char* ticker_name_string) { 10) > 0) json_print_news(jobj); else printf("No articles. Try a different input.\n"); - api_string_destroy(&pString); + string_destroy(&pString); json_object_put(jobj); } @@ -269,7 +269,7 @@ Info* iex_get_info(const char* ticker_name_string) { sprintf(iex_api_string, "https://api.iextrading.com/1.0/stock/%s/quote", ticker_name_string); String* pString = api_curl_data(iex_api_string, NULL); // API CALL 1 -- name, symbol, price, mcap, volume if (strcmp(pString->data, "Unknown symbol") == 0) { //Invalid symbol - api_string_destroy(&pString); + string_destroy(&pString); return NULL; } Info* ticker_info = api_info_init(); @@ -280,18 +280,22 @@ Info* iex_get_info(const char* ticker_name_string) { ticker_info->marketcap = json_object_get_int64(json_object_object_get(jobj, "marketCap")); ticker_info->volume_1d = json_object_get_int64(json_object_object_get(jobj, "latestVolume")); json_object_put(jobj); - api_string_destroy(&pString); + string_destroy(&pString); sprintf(iex_api_string, "https://api.iextrading.com/1.0/stock/%s/stats/dividendYield", ticker_name_string); pString = api_curl_data(iex_api_string, NULL); // API CALL 2 -- dividend if (strcmp("0", pString->data) != 0) ticker_info->div_yield = strtod(pString->data, NULL); - api_string_destroy(&pString); + string_destroy(&pString); sprintf(iex_api_string, "https://api.iextrading.com/1.0/stock/%s/chart", ticker_name_string); pString = api_curl_data(iex_api_string, NULL); // API CALL 3 -- historical jobj = json_tokener_parse(pString->data); - Json* d_30 = json_object_array_get_idx(jobj, 0); - Json* d_7 = json_object_array_get_idx(jobj, json_object_array_length(jobj) - 6); - Json* d_1 = json_object_array_get_idx(jobj, json_object_array_length(jobj) - 2); + time_t now = time(NULL); + struct tm* ts = localtime(&now); + mktime(ts); + int after_close = ts->tm_hour > 16 && ts->tm_wday != 0 && ts->tm_wday != 6; + Json* d_30 = json_object_array_get_idx(jobj, (size_t)after_close); + Json* d_7 = json_object_array_get_idx(jobj, json_object_array_length(jobj) - 6 + after_close); + Json* d_1 = json_object_array_get_idx(jobj, json_object_array_length(jobj) - 2 + after_close); ticker_info->change_30d = 100 / ticker_info->price * (ticker_info->price - json_object_get_double(json_object_object_get(d_30, "close"))); ticker_info->change_7d = 100 / ticker_info->price * @@ -299,7 +303,7 @@ Info* iex_get_info(const char* ticker_name_string) { ticker_info->change_1d = 100 / ticker_info->price * (ticker_info->price - json_object_get_double(json_object_object_get(d_1, "close"))); json_object_put(jobj); - api_string_destroy(&pString); + string_destroy(&pString); return ticker_info; } @@ -318,7 +322,7 @@ Info* morningstar_get_info(const char* ticker_name_string) { ticker_name_string, yesterday_char, today_char); String* pString = api_curl_data(morningstar_api_string, NULL); if (strcmp("null", pString->data) == 0) { //Invalid symbol - api_string_destroy(&pString); + string_destroy(&pString); return NULL; } Info* ticker_info = api_info_init(); @@ -341,7 +345,7 @@ Info* morningstar_get_info(const char* ticker_name_string) { ticker_info->volume_1d = (long) (1000000 * json_object_get_double( // Data listed in millions json_object_array_get_idx(json_object_object_get(vol, "Datapoints"), days - 1))); json_object_put(jobj); - api_string_destroy(&pString); + string_destroy(&pString); return ticker_info; } @@ -350,7 +354,7 @@ Info* coinmarketcap_get_info(const char* ticker_name_string) { sprintf(coinmarketcap_api_string, "https://api.coinmarketcap.com/v1/ticker/%s", ticker_name_string); String* pString = api_curl_data(coinmarketcap_api_string, NULL); if (pString->data[0] == '{') { //Invalid symbol - api_string_destroy(&pString); + string_destroy(&pString); return NULL; } Info* ticker_info = api_info_init(); @@ -364,7 +368,7 @@ Info* coinmarketcap_get_info(const char* ticker_name_string) { ticker_info->marketcap = strtol(json_object_get_string(json_object_object_get(data, "market_cap_usd")), NULL, 10); ticker_info->volume_1d = strtol(json_object_get_string(json_object_object_get(data, "24h_volume_usd")), NULL, 10); json_object_put(jobj); - api_string_destroy(&pString); + string_destroy(&pString); return ticker_info; } @@ -383,7 +387,7 @@ char* google_shorten_link(const char* url_string) { strip_char(short_url, '\\'); strip_char(short_url, '\"'); json_object_put(jobj); - api_string_destroy(&pString); + string_destroy(&pString); return short_url; } |